ATMEGA168PA-MMH Atmel, ATMEGA168PA-MMH Datasheet - Page 246

• Manufacturer Part Number: ATMEGA168PA-MMH
• Description: MCU AVR 16KB FLASH 28-VQFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA168PA-MMH

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 23
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• For Use With: ATSTK600-TQFP32 - STK600 SOCKET/ADAPTER 32-TQFPATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVR
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ATmega48A/48PA/88A/88PA/168A/168PA/328/328
Figure 21-22. TWI Address Match Logic, Block Diagram
TWAR0
Address
Match
Address
Bit 0
TWAMR0
Address Bit Comparator 0
Address Bit Comparator 6..1
• Bit 0 – Reserved
This bit is an unused bit in the ATmega48A/48PA/88A/88PA/168A/168PA/328/328P, and will
always read as zero.
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